| Many thanks! Helped code
 
 
'----------------------------------------------------------------------------
' ccSetIcon
'-----------------------------------------------------------------------------
Function ccSetIcon(iconname$, TheWindow%)	
	?Win32
	Local icon=ExtractIconA(TheWindow,iconname,0)
	Local WM_SETICON = $80
	Local ICON_SMALL = 0
	Local ICON_BIG = 1
'	sendmessage(TheWindow, WM_SETICON, ICON_SMALL, icon) 'don't need this
	sendmessage(TheWindow, WM_SETICON, ICON_BIG, icon)
'	SetClassLongA(TheWindow,-14,icon)'obsolete as it doesn't work with Windows XP Theme!
	?
End Function
'call it like this
ccSetIcon("test.ico", GetActiveWindow())
'and the externs:
?win32
Extern "win32"
	Function ExtractIconA%(hWnd%,File$z,Index%)
	Function GetActiveWindow%()
	Function SendMessage:Int(hWnd:Int,MSG:Int,wParam:Int,lParam:Int) = "SendMessageA@16"
End Extern
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